In an exam, the candidates who passed with excellent marks are ranked as 1st, 2nd, and so on up to 15th. Considering that each of the persons should get a cash prize of the money the first person got divided by their rank, what is the minimum amount of cash the 1st ranker should receive?

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2015-11-10T15:20:44+05:30

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According to question
let Rank 1 get Rs x
Rank 2 will get Rs x/2
Rank 3 will get x/3
so on
add all amount,for the shake of simplicity we can add as x+2x+3x........+15x
x(1+2+.....+15)
x(120)
for minimum x=1
Rank 1 will get 120 Rs
2 5 2